A unique floor lamp, 46 inches (117cm) tall, that allows you to enjoy your light therapy complete and utter comfort. At 10-12 in. (25-30 cm) away, the FLAMINGO delivers 10,000 lux and should be used for 20-30 minutes each day.' At 18 delivers 5,000 Lux and should be used for one hour each day, preferably the morning.' The treatment works through the eyes, but does not necessitate looking directly into the light. Ideal for use on treadmill or an exercise bike. All-metal quality construction Ultra compact CSA safety approved unit (Canadian Standards Association) Electronically powered - no flicker & no hum No UV & no magnetic field Less than 48 Watts power consumption Power : Universal - Lamp automatically selects from 110-270 volts, 50 or 60 hz.